public class Jingzhi {
    private final static int erjinzhi=0b1111;
    private final static int bajinzhi=023423;
    private final static int shijinzhi=857857;
    private final static int shiliujinzhi=0xff;
    public static void main(String[]args){
        System.out.println(erjinzhi);
        System.out.println(bajinzhi);
        System.out.println(shijinzhi);
        System.out.println(shiliujinzhi);
    }
}
